Base | Representation |
---|---|
bin | 11111111011111110… |
… | …01101001000010101 |
3 | 1122020221102110012101 |
4 | 33331333031020111 |
5 | 240103400401024 |
6 | 11513220322101 |
7 | 1144616333236 |
oct | 177577151025 |
9 | 48227373171 |
10 | 17146106389 |
11 | 72a9591565 |
12 | 33a6243331 |
13 | 180335aca9 |
14 | b8927308d |
15 | 6a5437c44 |
hex | 3fdfcd215 |
17146106389 has 2 divisors, whose sum is σ = 17146106390. Its totient is φ = 17146106388.
The previous prime is 17146106387. The next prime is 17146106413. The reversal of 17146106389 is 98360164171.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 9004112100 + 8141994289 = 94890^2 + 90233^2 .
It is a cyclic number.
It is not a de Polignac number, because 17146106389 - 21 = 17146106387 is a prime.
Together with 17146106387, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (17146106387) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8573053194 + 8573053195.
It is an arithmetic number, because the mean of its divisors is an integer number (8573053195).
Almost surely, 217146106389 is an apocalyptic number.
It is an amenable number.
17146106389 is a deficient number, since it is larger than the sum of its proper divisors (1).
17146106389 is an equidigital number, since it uses as much as digits as its factorization.
17146106389 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 217728, while the sum is 46.
The spelling of 17146106389 in words is "seventeen billion, one hundred forty-six million, one hundred six thousand, three hundred eighty-nine".
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